How many Democratic House Incumbents will not win their Primary?: What It Means & How It Resolves

What you need to know

This market asks how many sitting Democratic members of the U.S. House of Representatives will fail to win their own party's primary in 2026, meaning they lose their nomination and cannot move forward as the Democratic candidate in the general election. A Yes for a given range means the final count of defeated incumbents lands within that bracket. It covers any way a registered candidate can fail, including losing a vote outright, dropping out after filing, or losing in a jungle-primary system where the top two finishers advance regardless of party. The market settles based on the total count of Democratic House incumbents who do not win their nominating contest between March 1 and September 30, 2026. Any incumbent who officially filed to run but then lost, withdrew, or was eliminated counts toward the total. Incumbents who simply chose not to file at all do not count. The Associated Press, Fox News, and NBC must all agree on the results before the market closes. If a runoff or qualifying round could change which bracket wins, the market stays open until that round is settled. None of the provided news headlines relate to U.S. House primaries or Democratic incumbents. There is no relevant recent news to point to here. The kind of developments worth watching for would be primary challenge announcements, polling showing incumbents in danger, any incumbent announcing retirement after filing, or results from the earliest state primaries once they begin in spring 2026. Several real forces make this genuinely hard to call. The number of incumbents who even register as candidates is not yet fully known. Internal party pressure, redistricting, and the broader political environment in 2026 could all push the count up or down. Historically, incumbent primary defeats are rare but do cluster in cycles of internal party conflict. The market is spread across three ranges rather than a simple yes or no, so even small swings in the final count can shift which bracket wins. Most primaries have not happened yet.

The odds right now

7-9+28.8 pts (1w)54%
10-12-16.6 pts (1w)24%
13-15-19.6 pts (1w)20%
4-6+0.3 pts (1w)10%
<3-2.9 pts (1w)6%
>15+0.1 pts (1w)3%

Price history

7-9

54%+13.6%

How this resolves

The 2026 midterm elections are scheduled to be held on November 3, 2026, with congressional primaries running from March through September. This market will resolve according to the number of Democratic House incumbents who do not win their nominating election to move on to the general election as a result of the 2026 midterm primary elections. Read the full resolution rules on the live market page.

7-954%
10-1224%
13-1520%
4-610%
<36%
>153%

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